| 词条 | Amphicyclotulus dominicensis |
| 释义 |
| name = Amphicyclotulus dominicensis | image = Amphicyclotulus dominicensis shell 2.png | image_caption = Apical view of a shell of Amphicyclotulus dominicensis. Width of the shell is 13.2 mm. | image2 = Amphicyclotulus dominicensis shell.png | image2_caption = Apertural view of a shell of Amphicyclotulus dominicensis. Width of the shell is 11.8 mm. | status = | status_system = | status_ref = | regnum = Animalia | phylum = Mollusca | classis = Gastropoda | unranked_superfamilia= clade Caenogastropoda informal group Architaenioglossa | superfamilia = Cyclophoroidea | familia = Neocyclotidae | genus = Amphicyclotulus | species = A. dominicensis | binomial = Amphicyclotulus dominicensis | binomial_authority = Bartsch, 1942[1] | synonyms =Cyclotus amethystinus var. α Guppy, 1868 (in part)[2] }} Amphicyclotulus dominicensis is a species of tropical land snail with a gill and an operculum, a terrestrial gastropod mollusk in the family Neocyclotidae. DistributionThis species is endemic to the West Indian island of Dominica.[3] The type locality is Long Dilton, Dominica.[1][3] The holotype is in National Museum of Natural History under number 535857.[3] Shell descriptionAmphicyclotulus dominicensis has spiral cords which are clearly visible and raised.[3]There are only two species in the genus Amphicyclotulus in Dominica.[3] The other species is Amphicyclotulus amethystinus, which has either no spiral threads or ones that are only weakly present.[3] Amphicyclotulus dominicensis is smaller than the Amphicyclotulus amethystinus.[3] Amphicyclotulus dominicensis is more coarsely sculptured and has a higher spire.[3] It has been found on the leeward and windward sides of the island of Dominica, at low elevations only.[3]ReferencesThis article incorporates CC-BY-3.0 text from the reference.[3] 1. ^1 Bartsch P. (1942). "The cyclophorid mollusks of the West Indies, exclusive of Cuba": 43-141. page 57, pl. 10 fig. 9-11. In: Torre C. de la, Bartsch P. & Morrison J. P. E. (1942). "The cyclophorid operculate land mollusks of America". Bulletin United States National Museum 181: 1-306, pls 1-42. {{Commons category|Amphicyclotulus dominicensis}}{{Taxonbar|from=Q4748240}}2. ^Guppy R. J. L. (1868). "On the terrestrial mollusks of Dominica and Grenada, with an account of some new species from Trinidad". Annals and Magazine of Natural History (4)1: [https://archive.org/stream/annalsmagazineof411868lond#page/428/mode/2up 429]-442. 3. ^1 2 3 4 5 6 7 8 9 Robinson D. G., Hovestadt A., Fields A. & Breure A. S. H. (July 2009). "The land Mollusca of Dominica (Lesser Antilles), with notes on some enigmatic or rare species". Zoologische Mededelingen 83 http://www.zoologischemededelingen.nl/83/nr03/a13 2 : Neocyclotidae|Endemic fauna of Dominica |
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